Collateral for a security interest recorded Dec 12, 2016 (The Privatebank and Trust Company).
Term ended Apr 25, 2026 · High confidence
20-year base term ended Apr 25, 2026
USPTO later recorded it as expired for non-payment on Jun 8, 2026.
Held by Raffel Systems, LLC
Filed Jan 10, 2014 as application 14/152,363 · Granted May 6, 2014
Base term, 20 years from filing
Today
Term ended Apr 25, 2026
2006
2026
Clock starts
Apr 25, 2006
Apr 25, 2006
Term ended
Apr 25, 2026
Apr 25, 2026
Granted
May 6, 2014
May 6, 2014
base term
after the term ends
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,657,245, to Apr 25, 2026. The term already ends on or before that date, so the cap shortened nothing.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
18
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Apr 25, 2006, when application 11/410,547, the earliest non-provisional in its chain, was filed (this one was filed Jan 10, 2014) | Apr 25, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,657,245) | resolves to Apr 25, 2026, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | term ended | High confidence |
| USPTO status record | Recorded as expired for non-payment on Jun 8, 2026, after the term ended | no change | High confidence |
| Computed term end | The steps above, in order | Apr 25, 2026 | High confidence |
This family
| US 7,766,293 | In force Mar 2027 | Mar 2027 |
| US 8,657,245 | Term ended May 2026 | May 2026 |
| US D643,252 | Term ended Aug 2025 | Aug 2025 |
| US 8,714,505 | this patent Apr 2026 | Apr 2026 |
| US 8,973,882 | Term ended Apr 2026 | Apr 2026 |
| US 9,089,221 | Term ended Apr 2026 | Apr 2026 |
| US 9,192,241 | Term ended Apr 2026 | Apr 2026 |
| US 9,254,043 | Term ended Apr 2026 | Apr 2026 |
8 of 18 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Jan 21, 2014 Reel 32009, frame 617 | Stangl, Paul; Seidl, Ken | Raffel Systems, LLC | Assignment of Assignor's Interest |
| Dec 12, 2016 Reel 40883, frame 956 | Raffel Systems, LLC | The Privatebank and Trust Company | Security Interest |
| Aug 13, 2019 Reel 50040, frame 962 | Raffel Systems, LLC | East West Bank | Security Interest |
| Aug 14, 2019 Reel 50051, frame 361 | Cibc Bank USA, as Successor to the Privatebank and Trust Company | Raffel Systems, LLC | Release of Security Interest |
| Dec 15, 2021 Reel 58518, frame 348 | Innovative Motion Technologies, LLC; Raffel Systems, LLC; Micro-Air, LLC | Cibc Bank USA, as Agent | Security Interest |
| Jun 13, 2022 Reel 60346, frame 177 | East West Bank | Raffel Systems, LLC. | Release of Security Interest |
| May 14, 2024 Reel 67410, frame 134 | Raffel Systems, LLC; Micro-Air, LLC; Ma Imt Hold Co., LLC; Check Technology Solutions LLC; Innovative Motion Technologies, LLC | Cibc Bank USA, as Agent | Security Interest |
| Mar 24, 2026 Reel 75186, frame 544 | Raffel Systems, LLC; Micro-Air, LLC; Check Technology Solutions LLC | Twin Brook Capital Partners, LLC, as Agent | Security Interest |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,657,245, ends no earlier than this term, so it caps nothing.
Citations
9
later US patents cite this one
That is above the median of utility patents granted in 2014 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.